75 lines
1.8 KiB
Python
75 lines
1.8 KiB
Python
# coding=utf-8
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'''
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Created on Apr 23, 2018
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Desc: Webp convertor
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@author: Mashiro https://2heng.xin
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'''
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import os
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import sys
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import json
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import hashlib
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from PIL import Image
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class Single(object):
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def __init__(self, file, manifest):
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self.file = file
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self.mani = manifest
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def hash(self):
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hasher = hashlib.md5()
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with open('gallary/' + self.file, 'rb') as afile:
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buf = afile.read()
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hasher.update(buf)
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self.hash = hasher.hexdigest()
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self.jpeg = 'jpeg/' + self.hash + '.jpeg'
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self.webp = 'webp/' + self.hash + '.webp'
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self.jpeg_th = 'jpeg/' + self.hash + '.th.jpeg'
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self.webp_th = 'webp/' + self.hash + '.th.webp'
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def optimize(self):
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im = Image.open('gallary/' + self.file).convert('RGB')
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im.save(self.jpeg, 'JPEG') # todo: TinyPNG API
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im.save(self.webp, 'WEBP')
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im.thumbnail((450, 300))
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im.save(self.jpeg_th, 'JPEG') # todo: TinyPNG API
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im.save(self.webp_th, 'WEBP')
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def manifest(self):
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self.mani[self.hash] = {
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'source': self.file,
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'jpeg': [self.jpeg, self.jpeg_th],
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'webp': [self.webp, self.webp_th]
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}
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def main(self):
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self.hash()
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# if os.path.exists(self.jpeg) and os.path.exists(self.webp):
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self.optimize()
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self.manifest()
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return self.mani
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def gen_manifest_json():
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onlyfiles = [f for f in os.listdir('gallary') if os.path.isfile(os.path.join('gallary', f))]
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id = 1
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Manifest = {}
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for f in onlyfiles:
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try:
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worker = Single(f, Manifest)
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Manifest = worker.main()
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print(str(id) + '/' + str(len(onlyfiles)))
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id += 1
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except OSError:
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print("Falied to optimize the picture: " + f)
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with open('manifest.json', 'w+') as json_file:
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json.dump(Manifest, json_file)
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def main():
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gen_manifest_json()
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if __name__ == '__main__':
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main()
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key = input('`manifest.json` saved. Press any key to quit.')
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quit()
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